Possible Genotypes: WW, Ww, ww
Possible Phenotypes: Has widow's peak or doesn't have widow's peak.
If a person inherits genes for a dark complexion and blue eyes from their parents, what aspect of inheritance does this refer to
The answer is Genotype.
What is Genotype?-
A phenotype is an individual's observable traits, such as height, eye color, and blood type. The genetic contribution to the phenotype is called the genotype. Some traits are largely determined by the genotype, while other traits are largely determined by environmental factors.
What would happen if the concentrations of carbon dioxide and methane rose too high?
Answer:
I'm assuming this means concentrations of the atmosphere*
Explanation:
Carbon dioxide are both considered greenhouse gasses. This means whenever they are in the atmosphere, they absorb heat from the sun and trap it within the atmosphere. In general, greenhouse gasses are a good thing. They trap heat in the Earth during nighttime so we do not freeze when we don't have the sun. However, since the Industrial revolution, the overuse of fossil fuels which are made of carbon and sometimes have high methane concentrations have lead to an excess amount of these gasses in our atmosphere. If concentrations become too high, the Earth's climate will continue to display higher average temperatures, leading to a complete change in our environments as once glacial areas will begin to display more temperate climates, and temperate and warm climates will become even hotter. Ecosystems in every area will be severely damaged, with many species likely facing extinction. Additionally, sea levels will rise much higher, both due to the melting of glaciers into the ocean and also because warmer climates will make the ocean warmer, meaning the molecules of water will spread farther apart and increase the volume of the ocean.
What is one way the current atomic model differs from the Bohr model?
What caused the disappearance of land bridges?
Answer:
The rise of sea levels
Explanation:
Due to rising sea levels, all of the land bridges were covered.
Take your pulse for one minute and record it. Then dim the lights, shut off any music, close the door, and close your eyes. Breathe slowly and deeply for five minutes. Concentrate on taking slow, even breaths. After five minutes, take your pulse for one minute and record it. Was there a noticeable decrease in your pulse? If so, what do you think caused the drop?
Which choice best describes when a cell becomes 2n?
after fertilization when forming a gamete
after meiosis when forming a gamete
after meiosis when forming a zygote
after fertilization when forming a zygote
The choice that best describes when a cell becomes 2n is : ( C ) after meiosis when froming a zygote
Mitosis vs MeiosisMitosis is a single round division of a parent body cell which produces two ( 2 ) identical diploid daughter cells ( 2n cells ). while Meiosis is the divison of parent gametes which produces four ( 4 ) haploid daughter cells. Meiosis leads to the production of gametes.
Hence we can conclude that The choice that best describes when a cell becomes 2n is : after meiosis when froming a zygote
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Plasmolysis of bacteria in foods occurs when high concentrations of salt or sugar are added to the foods creating a
Plasmolysis of bacteria in foods occurs when high concentrations of salt or sugar are added to the foods creating a hypertonic environment.
In the context of the soybean cyst nematode: __________ is the ability of a hybrid or variety to maintain yield even when diseased and __________ is defined as a plant that allows 10% or less reproduction relative to a standard, susceptible soybean variety
In the context of the soybean cyst nematode: tolerance is the ability of a hybrid or variety to maintain yield even when diseased and resistance is defined as a plant that allows 10% or less reproduction relative to a standard, susceptible soybean variety.
What is tolerance and resistance?Generally, Tolerance refers to a hybrid's or variety's capacity to retain yield even when sick. while a plant is described as resistant if it enables 10% or less reproduction compared to a conventional, susceptible soybean variety.
In conclusion, Tolerance, and resistance complete the sentence.
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If a person were having trouble balancing while walking, which cranial nerve should be tested for damage
Answer:
vestibulocochlear nerve
Explanation:
The Vestibulocochlear nerve( V||| cranial nerve) should be tested in a person who is having trouble balancing while walking.
What is Vestibulocochlear nerve?The Vestibulocochlear nerve has two components within a single trunk: the vestibular nerve, which innervates the semicircular canals of the inner ear and is involved with equilibrium, coordination, and orientation in space, and the cochlear nerve, which innervates the cochlea and subserves hearing.
Dysfunction of the vestibular system results invertigo, the sensation of environmental motion. On examination, patients with vestibular nerve dysfunction typically have nystagmus, in which the fast component is directed away from the affected nerve. With their arms outstretched and eyes closed, their limbs tend to drift toward the injured side.
Functions of vestibulocochlear nerve:
The primary function of the vestibulocochlear nerves (VIII) is a special sensory, but of two types.The vestibular nerve handles balance and equilibrium, while the cochlear nerve is responsible for hearing.To learn more about Vestibulocochlear nerve,refer:
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Based on your knowledge of energy flow and light absorption, which color(s) of light will provide energy for photosynthesis? (select all that apply) question 2 options: red orange green blue violet
Answer:
RED and BLUE
Explanation:
Special pigments in chloroplasts of plant cells absorb the energy of certain wavelengths of light, causing a molecular chain reaction known as the light-dependent reactions of photosynthesis. The best wavelengths of visible light for photosynthesis fall within the blue range (425–450 nm) and red range (600–700 nm).
Red and blue as the best wavelengths of visible light for photosynthesis fall within the blue range (425–450 nm) and red range (600–700 nm).
Which colors of light are most absorbed for energy during photosynthesis?Chlorophyll is the pigment responsible for photosynthesis. It absorbs most energy from wavelengths of violet-blue and orange-red light.
The chlorophyll pigments mainly absorb blue and red light. Maximum absorption is in blue light but maximum photosynthesis occurs in red light
Thus, the answer is red and blue.
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what TWO biomes experience all 4 seasons?
Answer:
Explanation:
1, What are the 2 biomes that experience all four seasons?
Tropical forests are warm, humid, and found close to the equator. Temperate forests are found at higher latitudes and experience all four seasons. Boreal forests are found at even higher latitudes, and have the coldest and driest climate, where precipitation occurs primarily in the form of snow
Which of the following terms denotes the chromosomes which are similar in size, shape, and genetic material?
Answer: Each pair of chromosomes consists of two chromosomes that are similar in size and shape. They contain the same genes at the same loci, though they may have different alleles. These pairs of chromosomes are known as homologous chromosomes or homologs.
Explanation:
In any population, some individuals will have more kids than other individuals (just by chance). Some of those individuals will be "lucky" and survive. Explain the cartoon and how it shows this idea.
Answer:
By people stepping on the little bugs, it kills them. and when they are born some will die and others won't
Explanation:
The cartoon refers to the principle of natural selection, which operates in many species, including bugs.
When individuals of a species reproduce, their offspring inherit certain traits or characteristics that can be advantageous or disadvantageous. In the case of bugs, some may have stronger exoskeletons, faster reflexes, or better camouflage, which can help them survive being stepped on or avoid being noticed by predators.
As a result, those bugs with advantageous traits are more likely to survive and reproduce, passing on their favourable characteristics to the next generation, while those without these traits are more likely to die. This is an example of natural selction.
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Which innate immune functions provide immediate protection from foreign antigens?.
Phagocytosis is the innate immune functions provide immediate protection from foreign antigens.
What is phagocytosis?Phagocytosis is a process that take place in cells of organisms in which the cell ingest and eliminate particles like microorganisms, foreign substances, and apoptotic cells. Phagocytosis is found in many types of cells .
Therefore, Phagocytosis is the innate immune functions provide immediate protection from foreign antigens.
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If the snake were removed from the ecosystem, which organism would immediately be impacted? (6b)
A.
The mouse population would increase because one of their predators was removed.
B.
The rabbit population would increase because one of their predators was removed.
C.
The mouse population would increase because they have less competition.
D.
The rabbit population would increase because they have less competition.
Answer:
A or B
Explanation:
What ever is right under the snake in the food chain.
1. compare and contrast channel proteins and the classes of carrier proteins (e. g. , uniporter, symporter, and antiporter) including the relative direction of molecule movement and any associated energetic needs. which protein class would nicotinic acetylcholine receptors (nachrs) be associated with?
2. in cardiac muscle, acetylcholine binds to muscarinic acetylcholine receptors (machrs), which are g-protein coupled receptors, which elicit a signal transduction pathway that induces cardiac muscle to relax. outline how g-protein coupled receptors induce signal transduction pathways including relevant secondary messengers.
3. interpret dr. peterson’s statement that active transport is essential for facilitated diffusion of na+ ions to occur in muscle cells. how are na+/k+ pumps involved in this process? sketch a na+/k+ pump indicating conformational changes and energy usage steps and identify ions that are moved during the cyclic process.
4. generally, after neurotransmitters are released in the neuromuscular junction, many of the neurotransmitters or some of their components are recycled by a reuptake mechanism inherent in the pre-synaptic neuron. considering that the reuptake mechanism is often a sodium-dependent process that utilizes membrane potential, what type of membrane transport might you expect to be in play here?
Uniporter allows the movement of a subtance in one direction, symporter two molecules in the same sense and antiporter two in opposite sense. Nicotinic acetylcholine receptors are linked to symporters to allow the movement of neurotransmitters. G protein function is coupled to second messengers such as cyclic AMP, active transport allows the movement of substance again a concentration gradient and reuptake mechanism involves symporter transport.
What are uniporter, symporter, and antiporter?The terms uniporter, symporter, and antiporter make reference to different types of channel proteins located in the cell membrane which allows the movement of molecules through this selectively permeable barrier.
Moreover, nicotinic acetylcholine receptors are receptors that bind to certain neurotransmitter chemical messengers such as acetylcholine in order to allow the movement of ions through the membrane.
Therefore, with this data, we can see that uniporter, symporter, and antiporter are different classes of channel proteins in regard to the movement of molecules in and out of a selectively permeable barrier (i.e. the cell membrane).
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Oxytocin secretion and milk release from the mammary glands of lactating female mammals are initiated by _____.
Answer:
oxytocin - Billie
Explanation:
Is lactose a monosaccharide disaccharide or polysaccharide?.
Answer: Lactose is a disaccharide
Explanation:
Canine teeth of human beings are called vestigial organs and archaeopteryx is called a bridge animal,why?
Canine teeth are not as useful as it is in animals while archaeopteryx has the character of both birds and reptiles.
What are vestigial organs?The vestigial organs are those organs that have no apparent function in the body which means that the body can do without them.
Examples of vestigial organs in the body are:
appendixwisdom teethThe canine teeth is a type of teeth in mammalian dentition and is said to be vestigial because man can do without it.
Archaeopteryx are animals that has the characteristics of both birds and reptiles because it bears wings like birds and has hands it uses to crawl like a reptile.
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After a culture of cells is allowed to multiply and is viewed through a microscope, the cells are x-rayed with high-energy radiation for less than 1/100th of a second. After the radiation, many newly reproduced cells appear different. What has probably occurred?.
After an exposure of the cells to high-energy radiation many newly reproduced cells appear different due to mutation.
What is mutation?Mutation occurs in cells when the change or damage of deoxyribonucleic acid in the cell brings about alterations in the genetic makeup of the organism.
Mutation of genetic material is caused by environmental factors called mutagens.
Examples of mutagens include:
radiation, chemicals, andinfectious agents.X-ray is an example of electromagnetic wave that possess high-energy radiation.
Therefore, after an exposure of the cells to high-energy radiation many newly reproduced cells appear different due to mutation.
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What kind of cross is used when one of the parents has an unknown genotype?.
Answer:
Test/Back Cross ( a method used to determine the unknown genotype of organsm by crossing it with recessive phenotype)
Answer:
[tex]beinggreat78~here~to~help![/tex]
The term is called a test-cross. This method is used to determine the genotype of someone whose genotype is unknown. For instance, we can see the person's eye color, which is Hazel, but we cannot identify which genotype they have because they have mixed eye colors. You would have to test or back cross to discover their genotype.
44) A fishing practice that is commonly used to catch large solitary species of fish and was featured in The Perfect Storm is ________________________.
A fishing practice that is commonly used to catch large solitary species of fish is referred to as Long line fishing.
What is Long line fishing?
This practice involves the use of a long main line attached to several hooks at various intervals.
This helps to catch large solitary species of fish and was featured in The Perfect Storm.
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If a stand of trees grows 350 cubic feet per year, how much wood could be cut in a five-year period while keeping the forest sustainable?
A. 350 cubic feet
B. 1,000 cubic feet
C. 1,750 cubic feet
D. 2,250 cubic feet
Answer:
1,750 cubic feet
Explanation:
I did the math. I believe that is it <3
D) Fill in the blanks to contrast the
details in the poem and the story.
The details in the poem and the story
are different. In the poem, the narrator
A) gets along well with sis
B) is jealous about sis camp
C) thinks sis causes trouble
In the story, the brother, Joseph,
A) makes Megan angry
B) teaches Megan to relax
C) tells Megan not to cook
To complete the blanks, read carefully both the poem and the story and then analyze the interaction between the characters.
What is the difference between a poem and a story?A story is written in the most traditional writing form; while the poem is written in verses. Moreover, stories are likely to include more descriptions and narrative details, while poems often use elements such as metaphors, similes, etc.
How to analyze and compare the story and poem?This question requires you to identify the relationship between the narrator and sis, and Joseph and Megan to do this:
Read carefully both the story and poem.Identify and analyze the way the characters mentioned interact.Choose the best option for each question.Note: This question is incomplete because the story and poem are missing; due to this, I answered them based on general knowledge.
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Bedrock in the area of Binghamton, New York, consists of?
a)plutonic igneous rock
b)sedimentary rock layers
c)faulted and tilted volcanic rock
d)folded metamorphic rock
Answer:
b)sedimentary rock layers
Explanation:
New York is composed of sediments that have metamorphed around 400 to 500 million years ago during the Acadian and Taconic orogenies.
Bedrock in the area of Binghamton, New York, consists of sedimentary rock layers. So, the correct option is B.
What are sedimentary rock layers?The formation of sedimentary rocks involves the accumulation or deposit of mineral and organic particles at the Earth's surface, following by cementation. The mechanisms that lead to the accumulation of these particles are collectively referred to as sedimentation.
Sediment refers to the little particles that make up sedimentary rocks and can be either geological detritus (nitrogen and phosphorus) or biological detritus (organic matter). Sandstone, limestone, and mud are examples of typical sedimentary rocks.
These rocks frequently begin as sediments that are transported by rivers, then are dumped in lakes and oceans. The sediments become dry and cement together to form rock when they are buried. Volcanic ash can be found in tuffaceous sandstones. Bedrock in the area of Binghamton, New York, consists of sedimentary rock layers.
Therefore, the correct option is B.
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There is a decrease in our ability to fight infection as we age. Which lymphoid organ may have a role in this decline?.
Answer:
thymus
Explanation:
Tissue involution is linked to aging, as seen by a disorganized thymic epithelial cell architecture and increasing adiposity. This instability is linked to a decrease in naive T cell export due to a lack of stroma-thymocyte 'cross-talk.'
what statement about the cell membrane is true?
Why are chromosomes arranged into pairs. Give it in it's short answer.
so that offsprings can inherit half traits from the mother and half traits from the mother.
Explanation:
one chromosome is of the mother and one for the father
which of the following occurs in the lysogenic cycle?
please help I need to finish these test corrections
Answer: In the lysogenic cycle, the viral DNA is replicated, and the host cell isn't destroyed.
Normally the salt concentration in human cells is 9 g/Liter. After you eat a very salty meal, your intestinal concentration of salt might rise to 40 g/Liter. In this situation, what will happen to your cells
Answer:
Shrink
Explanation:
The cells will shrink because they lose water by osmosis.